US Bridges

Gwynnwest Road over Tributary to Gwynns Fall

Fair

Baltimore County, Maryland · 1.0 Mi. E of Md 140 · Structure no. 200000B-0485030

Built
1996
29 years old
Condition
Fair
inspected October 2023
Type
Culvert
Steel
Length
70 ft
Daily traffic
1,442
2019 count
Owner
County
County Highway Agency

About this bridge

Gwynnwest Road over Tributary to Gwynns Fall is a steel culvert carrying Gwynnwest Road over Tributary to Gwynns Fall in Baltimore County, Maryland. It was built in 1996, so it is 29 years old, younger than the Maryland average of 52.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 1,442 vehicles a day, roughly 5% of them trucks, projected to reach 2,143 by 2039. The structure is 70 ft (21.3 m) long. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesGwynnwest Road
CrossesTributary to Gwynns Fall
Location1.0 Mi. E of Md 140
RouteCounty Highway 0
CountyBaltimore County
StateMaryland
Coordinates39.45876, -76.80641
Functional classUrban Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans0
Design loadHS 20
Structure length70 ft (21.3 m)
Longest span9 ft (2.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,442 (2019)
Projected traffic2,143 by 2039
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Gwynnwest Road over Tributary to Gwynns Fall built?

It was built in 1996, making it 29 years old in 2025.

What condition is Gwynnwest Road over Tributary to Gwynns Fall in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2023.

How much traffic does Gwynnwest Road over Tributary to Gwynns Fall carry?

About 1,442 vehicles per day (2019 count), of which roughly 5% are trucks.

How long is Gwynnwest Road over Tributary to Gwynns Fall?

The structure is 70 ft (21.3 m) long with a longest span of 9 ft (2.7 m).

Who owns Gwynnwest Road over Tributary to Gwynns Fall?

It is owned by the County Highway Agency.